Lampholder assembly with integral ballast for a standing lamp



FIG. 1 is a perspective view;

FIG. 2 is a top plan view;

FIG. 3 is a bottom view;

FIG. 4 is a front view;

FIG. 5 is a right-side view;

FIG. 6 is a rear view; and,

FIG. 7 is a left-side view. 

The ornamental design for the lampholder assembly with integral ballast for a standing lamp, as shown. 